The posterior body region of a chelicerate. Usually a single unit in arachnids, however, in scorpions it is divided into the Mesosoma (body) and Metasoma (tail and sting).
The posterior body region of a chelicerate. Usually a single unit in arachnids, however, in scorpions it is divided into the Mesosoma (body) and Metasoma (tail and sting).